GROUP ONE TRADING LLC

Position in OSCR — Oscar Health, Inc.

CIK 932540 CHICAGO, IL

Position in OSCR

as of Jun 30, 2026 · filed Aug 14, 2026 Compact

Position Value

$32,744,154

+$18,317,452 QoQ

Shares Held

1,148,112

-8.7% QoQ

Ownership

0.372%

of shares outstanding

% of Portfolio

1.12%

of 13F equity value

Holder Rank

#32

of 401 holders

Holding Since

Dec 2021

12 quarters on record

Voting authority Sole 100% Shared 0% None 0%

Healthcare · as of Jun 30, 2026

GROUP ONE TRADING LLC holds $116,192,427 across 5 Healthcare Plans names. OSCR ranks #2 (28.2% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	UNH	Unitedhealth Group Inc	127,354	$52,932,143
2	OSCR	Oscar Health, Inc. This page	1,148,112	$32,744,154
3	CI	Cigna Group	91,369	$25,188,605
4	CLOV	Clover Health Investments, Corp. /De	747,239	$3,915,532
5	MOH	Molina Healthcare, Inc.	6,174	$1,411,993

12 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$32,744,154	1,148,112	-8.7%	Shares	Sole	2026-08-14
2026-03-31	$14,426,702	1,257,777	+86.7%	Shares	Sole	2026-05-13
2025-12-31	$9,680,494	673,660	+2.5%	Shares	Sole	2026-02-12
2025-09-30	$12,438,467	657,077	+133.5%	Shares	Sole	2025-11-12
2025-06-30	$6,033,537	281,415	+170.7%	Shares	Sole	2025-08-14
2025-03-31	$1,362,718	103,945	+26.2%	Shares	Sole	2025-05-14
2024-12-31	$1,106,864	82,356	+151.3%	Shares	Sole	2025-05-14
2022-12-31	$80,609	32,768	-56.3%	Shares	Sole	2023-02-09
2022-09-30	$373,905	74,931	-39.0%	Shares	Sole	2022-11-09
2022-06-30	$522,329	122,901	+41.2%	Shares	Sole	2022-08-11
2022-03-31	$867,649	87,026	+456.3%	Shares	Sole	2022-05-12
2021-12-31	$122,805	15,644	—	Shares	Sole	2022-02-11
No filing history on record for this holder in this stock.